44 lines
1.4 KiB
Diff
44 lines
1.4 KiB
Diff
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From 6e4197dee5ff051f2daf1327faf1683fe350264f Mon Sep 17 00:00:00 2001
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From: Phil Sutter <psutter@redhat.com>
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Date: Wed, 12 Jun 2024 22:49:48 +0200
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Subject: [PATCH] extensions: libxt_sctp: Add an extra assert()
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JIRA: https://issues.redhat.com/browse/RHEL-40928
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Upstream Status: iptables commit 0234117d24609070f08ef36a11795c3c8e4c19bf
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commit 0234117d24609070f08ef36a11795c3c8e4c19bf
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Author: Phil Sutter <phil@nwl.cc>
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Date: Fri May 17 15:20:05 2024 +0200
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extensions: libxt_sctp: Add an extra assert()
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The code is sane, but this keeps popping up in static code analyzers.
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Signed-off-by: Phil Sutter <phil@nwl.cc>
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Signed-off-by: Phil Sutter <psutter@redhat.com>
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---
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extensions/libxt_sctp.c | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/extensions/libxt_sctp.c b/extensions/libxt_sctp.c
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index 6e2b274..e8312f0 100644
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--- a/extensions/libxt_sctp.c
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+++ b/extensions/libxt_sctp.c
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@@ -7,6 +7,7 @@
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* libipt_ecn.c borrowed heavily from libipt_dscp.c
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*
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*/
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+#include <assert.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <string.h>
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@@ -354,6 +355,7 @@ print_chunk_flags(uint32_t chunknum, uint8_t chunk_flags, uint8_t chunk_flags_ma
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for (i = 7; i >= 0; i--) {
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if (chunk_flags_mask & (1 << i)) {
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+ assert(chunknum < ARRAY_SIZE(sctp_chunk_names));
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if (chunk_flags & (1 << i)) {
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printf("%c", sctp_chunk_names[chunknum].valid_flags[7-i]);
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} else {
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